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Lesson 9

Processes and shells Conclusion
   
In this module you learned to determine your login shell, run a new shell interactively from the command line, and run a shell script using three different techniques. You also learned what a process is, the relationship between parent and child processes, and that parent processes pass their exported variables down to their children. Finally, you learned how the PATH variable affects your scripts and how to redefine the PATH in a shell script.
Key commands
This module introduced you to the following commands:
  1. ps
  2. ps –f
  3. /bin/sh
  4. /bin/csh
  5. /bin/ksh
Glossary terms
This module introduced the following terms:

  2. process
  3. shell prompt
  4. interactive shell
  5. command line
  6. command line interface
  7. foreground process
  8. background process
  9. child process
  10. parent process
  11. startup file
In the next module, you will learn to embed one UNIX command inside another. This technique is referred to as embedded command execution.
Shells Processes - Quiz
Click the link below to test your knowledge of processes and shells.
Shells Processes - Quiz
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